PublicSonar is an information discovery company delivering early warning and incident management solutions for clients in the public sector. PublicSonar transforms the public social media stream into actionable alerts and provides tools to track emerging events in real-time. Using powerful proprietary algorithms, the PublicSonar platform solution instantly analyzes all public communication and delivers the earliest warning for emerging risks, incidents, crisis and other emerging trends. The PublicSonar platform is unique in its filtering capabilities, event detection and ease of use. PublicSonar clients have become more informed and proactive, delivering added value to their customers and citizens. PublicSonar is a spin-out of two Dutch research institutes, and still works closely with TNO and TU Delft.